Truth in Lending (Reg. Z)
Subpart E – Special Rules for Certain Home Mortgage Transactions.
§ 1026.39 Mortgage transfer disclosures.
A mortgage transfer disclosure notice must be given to consumers when their open or closed-end mortgage loan secured by their primary residence has been sold or transferred. A purchaser or assignee that acquires a mortgage loan (including as part of a merger) must provide the disclosures in writing within 30 days. See Regulation and the Commentary for details.